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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 6730.8-1986 |
Methods for chemical analysis of iron ores--The potassium dichromate volumetric method for the determination of iron (Ⅱ)content 铁矿石化学分析方法 重铬酸钾容量法测定亚铁量 |
China National Standards ores |
 English PDF |
| GB/T 6730.7-1986 |
Methods for chemical analysis of iron ores--The sulfosalicylic acid photometric method for the determination of metallic iron content 铁矿石化学分析方法 磺基水杨酸光度法测定金属铁量 |
China National Standards ores |
English PDF |
| GB/T 6730.6-1986 |
Methods for chemical analysis of iron ores--The ferric chloride-sodium acetate volumetric method for the determination of metallic iron content 铁矿石化学分析方法 三氯化铁-乙酸钠容量法测定金属铁量 |
China National Standards ores |
English PDF |
| GB/T 6730.51-1986 |
Methods for chemical analysis of iron ores--The caustic asbestos absorption gravimetric method for the determination of carbon content in carbonate 铁矿石化学分析方法 烧碱石棉吸收重量法测定碳酸盐中碳量 |
China National Standards ores |
English PDF |
| GB/T 6730.50-1986 |
Methods for chemical analysisof iron ores--The gas volumetric method for the determination of total carbon content 铁矿石化学分析方法 气体容量法测定总碳量 |
China National Standards ores |
English PDF |
| GB/T 6730.49-1986 |
Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of sodium and potassium content 铁矿石化学分析方法 原子吸收分光光度法测定钠和钾量 |
China National Standards ores |
English PDF |
| GB/T 6730.48-1986 |
Methods for chemical analysis of iron ores--The dithio diantipyryl methane photometric method for the determination of bismuth content 铁矿石化学分析方法 二硫代二安替吡啉甲烷光度法测定铋量 |
China National Standards ores |
English PDF |
| GB/T 6730.36-1986 |
Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of copper content 铁矿石化学分析方法 原子吸收分光光度法测定铜量 |
China National Standards ores |
English PDF |
| GB/T 6730.3-1986 |
Methods for chemical analysis of iron ores--The gravimetric method for the determination of hygroscopic moisture content in analytical samples 铁矿石化学分析方法 重量法测定分析试样中吸湿水量 |
China National Standards ores |
English PDF |
| GB/T 6730.14-1986 |
Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of calcium and magnesium content 铁矿石化学分析方法 原子吸收分光光度法测定钙和镁量 |
China National Standards ores |
English PDF |
| GB/T 6730.1-1986 |
Methods for chemical analysis of iron ores--Preparation of predried test samples for chemical analysis 铁矿石化学分析方法 分析用预干燥试样的制备 |
China National Standards ores |
English PDF |
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